End of Watch March 26, 2017
Age 63
The Vigil Panel 167 ›
Gender Male

Incident

Location: New York Incident Date: Tuesday, September 11, 2001 Weapon: Aircraft; Passenger jet Offender: 19 suicide attackers

Special Agent Thomas Wischerth died as the result of cancer that he developed following his assignment to the recovery efforts at the Fresh Kills landfill site following the 9/11 Terrorist Attacks on the World Trade Center in New York City.

Special Agent Wischerth is survived by his wife and two children.

September 11, 2001 - The Years After

Special Agent Thomas Michael Wischerth was assigned to the search and recovery at the World Trade Center site after September 11, 2001. He was 48 years old that fall.

He died on March 26, 2017 - 15 years and 6 months later - of an illness contracted there. He was 63.

He is one of 599 officers honored here, and one of 7 at United States Department of Homeland Security - Immigration and Customs Enforcement - Homeland Security Investigations.

The most recent of these deaths was October 24, 2025.

Officers who worked the search, rescue, and recovery at the World Trade Center site breathed contaminated air for weeks and months afterward. Many developed cancers and respiratory disease, and they have gone on dying of it ever since.

Seventy-two officers were killed on the morning itself. Hundreds more have died in the years that followed. They are honored here together, because the same attack killed them all. With some it simply took longer.

Survivors

Special Agent Wischerth is survived by his wife and two children.

In Our Keeping

Permanent identifier
BO-US-FED-00E6A429
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
August 2, 2026
Last updated
August 2, 2026

Honored here by 1 tribute.

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Tributes

You walked into it and it took years to finish the job.
Special Agent Wischerth served with the United States Department of Homeland Security.
Thank you for your service. Gone but never to be forgotten.
Rest easy, Special Agent Wischerth.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Type Federal Agency
Location Washington, DC
Platform Identity usdhsicehsifed.fed.us.gov.nw

Service Record

End of Watch March 26, 2017
Age 63
Gender Male

Incident Details

Cause Illness
Cause Detail 9/11 related illness
Weapon Aircraft; Passenger jet

Special Agent Thomas Michael Wischerth is one of 1 officers lost to illness connected to their service across the full record of this memorial — 0% of all 97,772 officers honored here.

In DC, 137 of 1,418 officers were lost to illness connected to their service — 9.7% of this state's fallen. That is 9.7 percentage points above the national rate of 0%.

At United States Department of Homeland Security - Immigration and Customs Enforcement - Homeland Security Investigations, 8 of 10 officers on record were lost to illness connected to their service — 80% of this agency's fallen.

United States Department of Homeland Security - Immigration and Customs Enforcement - Homeland Security Investigations
8
of 10 officers
80% Illness
DC — Statewide
137
of 1,418 officers
9.7% Illness
Nationwide
1
of 97,772 officers
0% Illness

National Cause Distribution

How Illness compares to all causes of officer death in the memorial record. Thomas Michael Wischerth's cause is highlighted.

Felonious
1 (0%)
Accident
1 (0%)
Illness
1 (0%)
Cardiac
1 (0%)
Undetermined
1 (0%)
Suicide
1 (0%)

How Thomas Michael Wischerth Compares

Age at Death
63
This officer
Avg for Illness: 47.7 years

When Illness Deaths Occur

Monthly distribution of Illness deaths across the full memorial record. Thomas Michael Wischerth is highlighted in Mar.

Jan
294
Feb
198
Mar
186
Apr
226
May
201
Jun
182
Jul
217
Aug
281
Sep
353
Oct
376
Nov
239
Dec
285

Incident Location